The Shuttlepoint Knob - Standard Horizon CP150C Owner's Manual

you press a key, a single audio beep confirms the key action; every time a key press
is not valid, three rapid beeps sound to indicate that the key action is not valid.
Figure 2.5.0 - The chart plotter
- The and keys
Pressing the "ZOOM IN" shows more detail of a smaller area, by changing the chart
scale and zooming in on your display. Press "ZOOM OUT" to change the scale and
show a wider, otherwise less detailed view. Pressing and holding "ZOOM IN"/
"ZOOM OUT" allows the quick zoom, that is the fast change of the chart scale where
only the land areas are drawn. When "ZOOM IN"/"ZOOM OUT" is released all map
details are shown.
The ShuttlePoint knob
The ShuttlePoint knob moves the cursor about on the display screen, quickly and
GPS Chart 150C Page 15